1. 10 colors mixed, each color 10 pcs, 16mm diameter ,, convenient for stringing. 2. These colorful beads are made of durable acrylic, not easy to break or fade, and the rainbow-like color-changing beads are more attractive. 3. Each pack contains 10 meters of rainbow elastic cord with a width of 1mm. 4. It is suitable for making bracelets, necklaces and other DIY jewelry. 5. These colorful beads can also be used for DIY crafts, school projects, party decorations and so on, which can bring you more creativity and fun.